Revert of Componentize TemplateURLService

chrome/browser/search_engines/search_host_to_urls_map.h

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_SEARCH_ENGINES_SEARCH_HOST_TO_URLS_MAP_H_
+#define CHROME_BROWSER_SEARCH_ENGINES_SEARCH_HOST_TO_URLS_MAP_H_
+
+#include <map>
+#include <set>
+#include <string>
+
+#include "base/basictypes.h"
+#include "chrome/browser/search_engines/template_url_service.h"
+
+// Holds the host to template url mappings for the search providers. WARNING:
+// This class does not own any TemplateURLs passed to it and it is up to the
+// caller to ensure the right lifetime of them.
+class SearchHostToURLsMap {
+ public:
+  typedef std::set<TemplateURL*> TemplateURLSet;
+
+  SearchHostToURLsMap();
+  ~SearchHostToURLsMap();
+
+  // Initializes the map.
+  void Init(const TemplateURLService::TemplateURLVector& template_urls,
+            const SearchTermsData& search_terms_data);
+
+  // Adds a new TemplateURL to the map. Since |template_url| is owned
+  // externally, Remove or RemoveAll should be called if it becomes invalid.
+  void Add(TemplateURL* template_url,
+           const SearchTermsData& search_terms_data);
+
+  // Removes the TemplateURL from the lookup.
+  void Remove(TemplateURL* template_url);
+
+  // Returns the first TemplateURL found with a URL using the specified |host|,
+  // or NULL if there are no such TemplateURLs
+  TemplateURL* GetTemplateURLForHost(const std::string& host);
+
+  // Return the TemplateURLSet for the given the |host| or NULL if there are
+  // none.
+  TemplateURLSet* GetURLsForHost(const std::string& host);
+
+ private:
+  friend class SearchHostToURLsMapTest;
+
+  typedef std::map<std::string, TemplateURLSet> HostToURLsMap;
+
+  // Adds many URLs to the map.
+  void Add(const TemplateURLService::TemplateURLVector& template_urls,
+           const SearchTermsData& search_terms_data);
+
+  // Maps from host to set of TemplateURLs whose search url host is host.
+  HostToURLsMap host_to_urls_map_;
+
+  // The security origin for the default search provider.
+  std::string default_search_origin_;
+
+  // Has Init been called?
+  bool initialized_;
+
+  DISALLOW_COPY_AND_ASSIGN(SearchHostToURLsMap);
+};
+
+#endif  // CHROME_BROWSER_SEARCH_ENGINES_SEARCH_HOST_TO_URLS_MAP_H_